CN105608893A - Data acquisition method and apparatus, and terminal - Google Patents
Data acquisition method and apparatus, and terminal Download PDFInfo
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- CN105608893A CN105608893A CN201610028638.5A CN201610028638A CN105608893A CN 105608893 A CN105608893 A CN 105608893A CN 201610028638 A CN201610028638 A CN 201610028638A CN 105608893 A CN105608893 A CN 105608893A
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- target acquisition
- acquisition tasks
- destination path
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
Abstract
The embodiment of the invention provides a data acquisition method and apparatus, and a terminal. The method comprises: a to-be-executed target collection task including a target path is obtained; according to the target path, an execution condition of the target collection task is set; and on the basis of the execution condition of the target collection task, road data of the target path are collected, wherein the road data include at least one target point position and a road condition corresponding to each collection point position. According to the invention, the data collection operations can be simplified; the cost consumed by data collection is lowered; and the data collection efficiency is improved.
Description
Technical field
The present invention relates to Internet technical field, relate in particular to a kind of collecting method, device and terminal.
Background technology
Internet technology is widely used in the fields such as vehicle mounted guidance, Vehicular automatic driving, driving safety prompt,Most basic data related in these fields, no more than road data, comprising: the car in pavement of roadDiatom and road markings, whether road gets congestion, and whether control or accident, road periphery occur in roadBuilding etc. data. The collection of traditional road data is mainly the collection car of pilot steering specialty, andUse professional collecting device as laser scanner, inertial navigation equipment etc., constantly travel also along a pathsGather road data. Such mode can expend larger human cost, equipment cost, data acquisition operationComplexity and efficiency are lower.
Summary of the invention
The embodiment of the present invention provides a kind of collecting method, device and terminal, can reduced data collection behaviourDo, reduce the spent cost of data acquisition, promote data acquisition efficiency.
Embodiment of the present invention first aspect provides a kind of collecting method, is applied to terminal, can comprise:
Obtain pending target acquisition tasks, described target acquisition tasks comprises destination path;
According to the executive condition of described destination path Offered target acquisition tasks;
Gather the road data of described destination path according to the executive condition of described target acquisition tasks, described roadCircuit-switched data comprises road conditions corresponding at least one position, collection point and position, each collection point.
Preferably, described in obtain pending target acquisition tasks before, also comprise:
At least one acquisition tasks that reception server pushes;
From described at least one acquisition tasks, choose pending target acquisition tasks.
Preferably, the executive condition of described target acquisition tasks comprises task start condition and task termination condition;
Described according to the executive condition of described destination path Offered target acquisition tasks, comprising:
Centered by the start position by described destination path, the region taking the first predeterminable range threshold value as radiusBe set to start the region of described target acquisition tasks;
Centered by the final position by described destination path, the region taking the second predeterminable range threshold value as radiusBe set to finish the region of described target acquisition tasks.
Preferably, the described executive condition according to described target acquisition tasks gathers the road of described destination pathData, comprising:
In the time that described terminal enters the region of the described target acquisition tasks of described startup, start and carry out described targetAcquisition tasks;
In the process of carrying out described target acquisition tasks, gather the road data of described destination path;
In the time that described terminal enters the region of the described target acquisition tasks of described end, stop carrying out described targetAcquisition tasks.
Preferably, in the described process carrying out described target acquisition tasks, gather the road of described destination pathData, comprising:
Obtain the positional information of described terminal according to the first predeterminated frequency, and from the position of the described terminal obtainedIn information, select at least one position, collection point;
Call picture pick-up device and take the road of described terminal at least one position, collection point according to the second predeterminated frequencyCondition.
Preferably, the method also comprises:
In the time often getting a positional information of described terminal according to the first predeterminated frequency, calculate accessedPositional information and described destination path in minimum range between each location point;
If described minimum range exceedes the default threshold value that departs from, output information.
Preferably, the described executive condition according to described target acquisition tasks gathers the road of described destination pathAfter data, also comprise:
The road data of the described destination path collecting is uploaded onto the server.
Embodiment of the present invention second aspect provides a kind of data acquisition unit, is applied to terminal, can comprise:
Task acquiring unit, for obtaining pending target acquisition tasks, described target acquisition tasks comprisesDestination path;
Setting unit, for according to the executive condition of described destination path Offered target acquisition tasks;
Collecting unit, for gathering the road of described destination path according to the executive condition of described target acquisition tasksCircuit-switched data, described road data comprises road corresponding at least one position, collection point and position, each collection pointCondition.
Preferably, this device also comprises:
Task receiving element, at least one acquisition tasks pushing for reception server;
Goal task is chosen unit, adopts for choosing pending target from described at least one acquisition tasksSet task.
Preferably, the executive condition of described target acquisition tasks comprises task start condition and task termination condition;Described setting unit comprises:
Entry condition setting unit, for by centered by the start position by described destination path, pre-with firstIf the region division that distance threshold is radius is the region that starts described target acquisition tasks;
Termination condition setting unit, for by centered by the final position by described destination path, pre-with secondIf the region division that distance threshold is radius is the region of finishing described target acquisition tasks.
Preferably, described collecting unit comprises:
Start performance element, when entering the region of the described target acquisition tasks of described startup when described terminal,Start and carry out described target acquisition tasks;
Data acquisition unit, for gathering described destination path in the process of carrying out described target acquisition tasksRoad data;
Finish performance element, when entering the region of the described target acquisition tasks of described end when described terminal,Stop carrying out described target acquisition tasks.
Preferably, described data acquisition unit comprises:
Station acquisition unit, for obtain the positional information of described terminal according to the first predeterminated frequency, and from obtainingIn the positional information of the described terminal of getting, select at least one position, collection point;
Road condition acquiring unit, takes described terminal at least for calling picture pick-up device according to the second predeterminated frequencyThe road conditions of position, a collection point.
Preferably, this device also comprises:
Computing unit, in the time often getting a positional information of described terminal according to the first predeterminated frequency,Calculate the minimum range between each location point in accessed positional information and described destination path;
Depart from Tip element, if exceed the default threshold value that departs from for described minimum range, output information.
Preferably, this device also comprises:
Data upload unit, for uploading onto the server the road data of the described destination path collecting.
The embodiment of the present invention third aspect provides a kind of terminal, can comprise the data acquisition described in above-mentioned second aspectAcquisition means.
Implement the embodiment of the present invention, there is following beneficial effect:
The embodiment of the present invention can be obtained the pending target acquisition tasks that comprises destination path, and according to instituteState the executive condition of destination path Offered target acquisition tasks, according to the executive condition of described target acquisition tasksGather the road data of described destination path; Such scheme can be avoided being with by artificial collection road dataThe inconvenience coming, can effectively promote the efficiency of data acquisition by the automation collection of terminal, reduce data acquisitionCollect spent cost, ensure the comprehensive and accuracy of data.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to implementingIn example or description of the Prior Art, the accompanying drawing of required use is briefly described, and apparently, the following describesIn accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not payingGo out under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of terminal that Fig. 1 provides for the embodiment of the present invention;
The flow chart of a kind of collecting method that Fig. 2 provides for the embodiment of the present invention;
The structural representation of a kind of data acquisition unit that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearlyChu, intactly description, obviously, described embodiment is only the present invention's part embodiment, instead ofWhole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not making creationThe every other embodiment obtaining under property work prerequisite, belongs to the scope of protection of the invention.
The embodiment of the present invention provides a kind of terminal, and this terminal can be that notebook computer, mobile phone, PAD are (flatPlate computer), the equipment such as car-mounted terminal. Refer to Fig. 1, the internal structure of this terminal can include but not limited to:Processor, user interface, network interface and memory. Wherein, the processor in terminal, user interface,Network interface and memory can connect by bus or other modes, in Fig. 1 shown in the embodiment of the present invention withBe connected to example by bus.
Wherein, user interface is the medium of realizing user and terminal and carrying out mutual and information exchange, its concrete bodyNow can comprise display screen (Display) for exporting and for keyboard (Keyboard) of inputting etc.Deng, it should be noted that, keyboard herein can be both physical keyboard, can be also touch screen dummy keyboard,Can also be entity and the virtual keyboard combining of touch screen. Processor (or claims CPU (CentralProcessingUnit, central processing unit)) be calculating core and the control core of terminal, it can resolve each in terminalThe Various types of data of class instruction and processing terminal, for example: CPU can send to terminal for resolving userSwitching on and shutting down instruction, and control terminal carries out switching on and shutting down operation; For another example: CPU can be in terminal inner structureBetween transmit all kinds of interaction datas, etc. Memory (Memory) is the memory device in terminal, forDeposit program and data. Be understandable that, memory herein both can comprise the internal memory of terminal,Can certainly comprise the extended menory that terminal is supported. Memory provides memory space, this memory spaceStore the operating system of terminal, can include but not limited to: Windows system (a kind of operating system),Android (Android, a kind of Mobile operating system) system, IOS (a kind of Mobile operating system) system etc.Deng, the present invention is to this and be not construed as limiting. In the embodiment of the present invention, the memory space of memory has also been stored numberAccording to harvester, this device can be an application program in terminal, for example: this device can be terminalIn instant messaging application program, SNS (SocialNetworkingServices, social network services)Application program, navigate application, electronic chart application program etc.
In embodiments of the present invention, terminal, by the data acquisition unit in its memory of operation, can be obtainedThe pending target acquisition tasks that comprises destination path, and collection is appointed according to described destination path Offered targetThe executive condition of business, gathers the road way of described destination path according to the executive condition of described target acquisition tasksAccording to, can effectively promote the efficiency of data acquisition by terminal automation collection road data, reduce data acquisitionCollect spent cost.
Based on foregoing description, the embodiment of the present invention provides a kind of collecting method, and the method can be by Fig. 1The data acquisition unit performance objective acquisition tasks of shown terminal in its memory of operation, automation collectionThe method forming in the process of the road data of destination path. Refer to Fig. 2, the method can comprise following stepRapid S101-step S103.
S101, obtains pending target acquisition tasks, and described target acquisition tasks comprises destination path.
Wherein, target acquisition tasks is used to indicate the road way of the terminal collection destination path of the embodiment of the present inventionAccording to. In practical application, the method was also carried out following steps s11-s12 before execution step S101:
S11, at least one acquisition tasks that reception server pushes.
S12 chooses pending target acquisition tasks from described at least one acquisition tasks.
In the embodiment of the present invention, server can be the background server of internet application, for example: canTo be background server, the background server of SNS application program, the navigation application of instant messaging application programThe background server of program, background server of electronic chart application program etc., use the Internet, applications journeyAt least one terminal of order can be accessed by server. Server can push and adopt at least one terminal having accessedSet task, an acquisition tasks comprises a path, is understandable that, all right in an acquisition tasksComprise the descriptor about this acquisition tasks, for example: timeliness, this acquisition tasks of this acquisition tasks needGather data of any type in path etc. In step s11-s12, terminal is receiving server push extremelyAfter a few acquisition tasks, can therefrom choose pending target acquisition tasks, target acquisition tasks comprisesDestination path.
S102, according to the executive condition of described destination path Offered target acquisition tasks.
In the embodiment of the present invention, the executive condition of described target acquisition tasks comprises task start condition and taskTermination condition. Wherein, described task start conditional definition start the region of described target acquisition tasks, whenWhen terminal enters the region that starts described target acquisition tasks, start performance objective acquisition tasks. Described taskTermination condition has defined the region of finishing described target acquisition tasks, adopts when terminal enters to the described target of end, can stop performance objective acquisition tasks when in the region of set task. In specific implementation, the method is in execution stepThe concrete following steps s21-s22 that carries out when S102:
S21, centered by the start position by described destination path, taking the first predeterminable range threshold value as radiusRegion division is the region that starts described target acquisition tasks.
S22, centered by the final position by described destination path, taking the second predeterminable range threshold value as radiusRegion division is the region of finishing described target acquisition tasks.
In above-mentioned s21-s22, the first predeterminable range threshold value can be described as again startup threshold value, the second predeterminable range threshold valueCan be described as again end threshold value, the first predeterminable range threshold value and the second predeterminable range threshold value all can be according to actual needSet, and the value of the two can equate also can not wait.
S103, gathers the road data of described destination path according to the executive condition of described target acquisition tasks,Described road data comprises road conditions corresponding at least one position, collection point and position, each collection point.
Wherein, road conditions can include but not limited to: the lane line in pavement of road and road markings, whether roadGet congestion, whether control or accident occur in road, building of road periphery etc. can reflect roadThe data of situation. In specific implementation, the method is the concrete following steps s31-s33 that carries out in the time of execution step S103:
S31, in the time that described terminal enters the region of the described target acquisition tasks of described startup, starts described in executionTarget acquisition tasks.
In the embodiment of the present invention, the carrier of terminal can be the user who carries this terminal, can be also such as vapourThe vehicles of car, bicycle, lorry etc., terminal is moved along with the motion of carrier. When terminal operating extremely, meet task start condition when in the region of described startup target acquisition tasks, trigger and start performance objective collectionTask. In specific implementation, can adopt GPS (GlobalPositioningSystem, global positioning system)Terminal is positioned, when terminal enters the region of the described target acquisition tasks of described startup, now terminalDistance between GPS position location and the start position of destination path is less than the first predeterminable range threshold value.
S32, carrying out the road data that gathers described destination path in the process of described target acquisition tasks.
In the process of performance objective acquisition tasks, relate generally to the collection of two parts data, one obtains for continuingPosition, collection point, its two for continue obtain road conditions. In specific implementation, the method is tool in the time of execution step s32Body is carried out following steps ss321-ss322:
Ss321, obtains the positional information of described terminal according to the first predeterminated frequency, and described terminal from obtainingPositional information in select at least one position, collection point.
Ss322, calls picture pick-up device and takes described terminal at least one position, collection point according to the second predeterminated frequencyThe road conditions of putting.
In ss321-ss322, can adopt GPS according to the position of the first predeterminated frequency continuous positioning terminal and fromAt least one position, collection point of middle selection continues to obtain thereby realize in the process of performance objective acquisition tasksPosition, collection point. Can continue to take reflection position, collection point according to the second predeterminated frequency by calling picture pick-up deviceThe image of the road conditions of putting continues to obtain road conditions thereby realize in the process of performance objective acquisition tasks. NeedIllustrate, described picture pick-up device can be the built-in equipment such as camera, camera of terminal, can be also withThe external picture pick-up device that terminal is connected. Described predeterminated frequency can be set according to actual needs, for example:Can be set to 1s, 5s etc., predeterminated frequency setting is less, and the road data amount that gatherer process obtains is larger,Certainly the processing of terminal load is larger; Therefore, can the performance of comprehensive consideration terminal and the number of required acquisitionAccording to amount, described predeterminated frequency is rationally set. It is identical that the first predeterminated frequency and the second predeterminated frequency can be set as,Also can be set as difference; If the first predeterminated frequency is identical with the second predeterminated frequency, so, step ss321In can be position, collection point by the location positioning of the terminal getting at every turn. In practical application, first is defaultFrequency is less than the second predeterminated frequency conventionally, namely GPS to the acquisition speed of position conventionally faster than picture pick-up deviceTo the shooting speed of image, will there are so the two or more positional informations that got terminal,But only photograph the situation of a width road conditions image, in step ss322, can be chosen in acquisition road conditions in the caseThe positional information of the terminal that the moment of image gets, or be chosen in before the moment that obtains road conditions imagesThe positional information of the terminal closely getting is defined as position, collection point.
S33, in the time that described terminal enters the region of the described target acquisition tasks of described end, described in stopping carrying outTarget acquisition tasks.
In the time that entering the region of the described target acquisition tasks of described end, described terminal meets task termination condition,Stop performance objective acquisition tasks. In specific implementation, can adopt equally GPS to position terminal, whenTerminal enters the region of the described target acquisition tasks of described end, now GPS position location and the target of terminalDistance between the final position in path is less than the second predeterminable range threshold value.
Further preferably, in practical application, the method, in the time of execution step S103, that is to say and carrying out orderIn the process of mark acquisition tasks, can also carry out following steps s41-s42.
S41, in the time often getting a positional information of described terminal according to the first predeterminated frequency, calculates institute and obtainsMinimum range in the positional information of getting and described destination path between each location point.
S42, if described minimum range exceedes the default threshold value that departs from, output information.
Destination path is by between start position, final position and start position and terminal location and some positionsThe route of putting a connection and form. In theory, if terminal is moved in strict accordance with destination path, institute obtainsThe positional information of the terminal of getting is the location point on destination path; But terminal may in real processUnderstand the situation of the path operation that depart from objectives, therefore, in step s41-s42, whenever obtaining by GPSDuring to a positional information of terminal, calculate in this positional information and described destination path between each location pointMinimum range, this minimum range can reflect the actual motion path of terminal and the departure degree of destination path,If minimum range is less than or equal to and default departs from threshold value, think so the actual motion path deviation order of terminalThe departure degree in mark path is negligible; Depart from threshold value if minimum range exceedes to preset, think soThe actual motion path substantial deviation destination path of terminal, the exportable information of the embodiment of the present invention is to remindThe driver of terminal notices that this departs from the situation of operation.
Further preferably, in practical application, the method, in the time of execution step S103, that is to say and carrying out orderIn the process of mark acquisition tasks; Or after execution step S103, also immediately stop performance objective collection and appointAfter business, can also carry out following steps s51.
S51, uploads onto the server the road data of the described destination path collecting.
In one embodiment, the upload procedure of this step can occur in the mistake of performance objective acquisition tasksCheng Zhong, is specially: terminal often collects one or more road datas, by this one or more roads wayAccording to uploading onto the server; The advantage of doing is like this to reduce the storage load of terminal, ensures that road data uploadsTo the promptness of server. In another embodiment, the upload procedure of this step can occur in and stopAfter performance objective acquisition tasks, be specially: terminal will collect in the process of performance objective acquisition tasksAll road datas preserve, after stopping performance objective acquisition tasks by preserve all road datasUpload onto the server in the lump; Can increase the storage of terminal load although do like this, can ensure to serverThe integrality of the road data of uploading.
Because server can be issued acquisition tasks to multiple terminals, and each terminal receiving an assignment all canUpload onto the server to gather road data by above-mentioned flow process, therefore server can obtain comparatively comprehensively,Road data accurately, and can carry out according to obtained road data renewal, the navigation clothes of electronic chartThe renewal of business etc. subsequent treatment, thereby better for terminal provides service.
The collecting method that the embodiment of the present invention provides, can obtain the pending order that comprises destination pathMark acquisition tasks, and according to the executive condition of described destination path Offered target acquisition tasks, according to described orderThe executive condition of mark acquisition tasks gathers the road data of described destination path; Such scheme can be avoided passing throughThe inconvenience that artificial collection road data brings, can effectively promote data acquisition by the automation collection of terminalThe efficiency of collection, reduces the spent cost of data acquisition, ensures the comprehensive and accuracy of data. Further,Departure degree that also can the relative destination path of sense terminals in data acquisition also provides the suitable prompting that departs from,Enrich the function of data acquisition, promote the practicality of data acquisition.
Based on the collecting method shown in above-described embodiment, the embodiment of the present invention also provides a kind of data acquisitionAcquisition means, this device can be positioned at the memory of terminal shown in Fig. 1, and terminal is held by moving this deviceThe corresponding steps of method flow shown in the above-mentioned Fig. 2 of row. Refer to Fig. 3, this equipment moves as lower unit:
Task acquiring unit 101, for obtaining pending target acquisition tasks, described target acquisition tasks bagContaining destination path.
Setting unit 102, for according to the executive condition of described destination path Offered target acquisition tasks.
Collecting unit 103, for gathering described destination path according to the executive condition of described target acquisition tasksRoad data, described road data comprise at least one position, collection point and position, each collection point correspondingRoad conditions.
In specific implementation, this device also moves as lower unit:
Task receiving element 104, at least one acquisition tasks pushing for reception server;
Goal task is chosen unit 105, for choosing pending target from described at least one acquisition tasksAcquisition tasks.
Further, the executive condition of described target acquisition tasks comprises task start condition and task termination condition;Based on this, this device, in the process of operation setting unit 102, specifically moves as lower unit:
Entry condition setting unit 1001, for by centered by the start position by described destination path, withThe region division that one predeterminable range threshold value is radius is the region that starts described target acquisition tasks.
Termination condition setting unit 1002, for by centered by the final position by described destination path, withThe region division that two predeterminable range threshold values are radius is the region of finishing described target acquisition tasks.
In specific implementation, this device, in the process of operation collecting unit 103, specifically moves as lower unit:
Start performance element 2001, for entering the district of the described target acquisition tasks of described startup when described terminal, start and carry out described target acquisition tasks when in the territory.
Data acquisition unit 2002, for gathering described target in the process of carrying out described target acquisition tasksThe road data in path.
Finish performance element 2003, for entering the district of the described target acquisition tasks of described end when described terminal, stop carrying out described target acquisition tasks when in the territory.
In specific implementation, this device is in the process of service data collecting unit 2002, and concrete operation is as placed an orderUnit:
Station acquisition unit 2221, for obtain the positional information of described terminal according to the first predeterminated frequency, andFrom the positional information of the described terminal obtained, select at least one position, collection point.
Road condition acquiring unit 2222, takes described terminal according to the second predeterminated frequency and exists for calling picture pick-up deviceThe road conditions of at least one position, collection point.
In specific implementation, this device also can move as lower unit:
Computing unit 106, for working as a positional information that often gets described terminal according to the first predeterminated frequencyTime, calculate the minimum range between each location point in accessed positional information and described destination path.
Depart from Tip element 107, if exceed the default threshold value that departs from for described minimum range, output information.
Data upload unit 108, for uploading onto the server the road data of the described destination path collecting.
With method in like manner, the data acquisition unit that the embodiment of the present invention provides, can obtain pending comprisingThe target acquisition tasks of destination path, and according to the executive condition of described destination path Offered target acquisition tasks,Gather the road data of described destination path according to the executive condition of described target acquisition tasks; Such scheme energyEnough avoid the inconvenience bringing by artificial collection road data, can be effective by the automation collection of terminalPromote the efficiency of data acquisition, reduce the spent cost of data acquisition, ensure the comprehensive and accurate of dataProperty. Further, departure degree that also can the relative destination path of sense terminals in data acquisition also provides suitableWhen depart from prompting, enrich the function of data acquisition, promote the practicality of data acquisition.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method,Be can carry out the hardware that instruction is relevant by computer program to complete, described program can be stored in a calculatingIn machine read/write memory medium, this program, in the time carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-OnlyMemory,Or random store-memory body (RandomAccessMemory, RAM) etc. ROM).
Above disclosed only for preferred embodiment of the present invention, certainly can not with this limit the present invention itInterest field, the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.
Claims (15)
1. a collecting method, is applied to terminal, it is characterized in that, comprising:
Obtain pending target acquisition tasks, described target acquisition tasks comprises destination path;
According to the executive condition of described destination path Offered target acquisition tasks;
Gather the road data of described destination path according to the executive condition of described target acquisition tasks, described roadCircuit-switched data comprises road conditions corresponding at least one position, collection point and position, each collection point.
2. the method for claim 1, is characterized in that, described in obtain pending target collection and appointBefore business, also comprise:
At least one acquisition tasks that reception server pushes;
From described at least one acquisition tasks, choose pending target acquisition tasks.
3. method as claimed in claim 1 or 2, is characterized in that, the execution of described target acquisition tasksCondition comprises task start condition and task termination condition;
Described according to the executive condition of described destination path Offered target acquisition tasks, comprising:
Centered by the start position by described destination path, the region taking the first predeterminable range threshold value as radiusBe set to start the region of described target acquisition tasks;
Centered by the final position by described destination path, the region taking the second predeterminable range threshold value as radiusBe set to finish the region of described target acquisition tasks.
4. method as claimed in claim 3, is characterized in that, described according to described target acquisition tasksExecutive condition gathers the road data of described destination path, comprising:
In the time that described terminal enters the region of the described target acquisition tasks of described startup, start and carry out described targetAcquisition tasks;
In the process of carrying out described target acquisition tasks, gather the road data of described destination path;
In the time that described terminal enters the region of the described target acquisition tasks of described end, stop carrying out described targetAcquisition tasks.
5. method as claimed in claim 4, is characterized in that, described in the described target acquisition tasks of executionProcess in gather the road data of described destination path, comprising:
Obtain the positional information of described terminal according to the first predeterminated frequency, and from the position of the described terminal obtainedIn information, select at least one position, collection point;
Call picture pick-up device and take the road of described terminal at least one position, collection point according to the second predeterminated frequencyCondition.
6. method as claimed in claim 5, is characterized in that, also comprises:
In the time often getting a positional information of described terminal according to the first predeterminated frequency, calculate accessedPositional information and described destination path in minimum range between each location point;
If described minimum range exceedes the default threshold value that departs from, output information.
7. the method as described in claim 4-6 any one, is characterized in that, describedly adopts according to described targetThe executive condition of set task also comprises after gathering the road data of described destination path:
The road data of the described destination path collecting is uploaded onto the server.
8. a data acquisition unit, is applied to terminal, it is characterized in that, comprising:
Task acquiring unit, for obtaining pending target acquisition tasks, described target acquisition tasks comprisesDestination path;
Setting unit, for according to the executive condition of described destination path Offered target acquisition tasks;
Collecting unit, for gathering the road of described destination path according to the executive condition of described target acquisition tasksCircuit-switched data, described road data comprises road corresponding at least one position, collection point and position, each collection pointCondition.
9. device as claimed in claim 8, is characterized in that, also comprises:
Task receiving element, at least one acquisition tasks pushing for reception server;
Goal task is chosen unit, adopts for choosing pending target from described at least one acquisition tasksSet task.
10. device as claimed in claim 8 or 9, is characterized in that the holding of described target acquisition tasksRow condition comprises task start condition and task termination condition; Described setting unit comprises:
Entry condition setting unit, for by centered by the start position by described destination path, pre-with firstIf the region division that distance threshold is radius is the region that starts described target acquisition tasks;
Termination condition setting unit, for by centered by the final position by described destination path, pre-with secondIf the region division that distance threshold is radius is the region of finishing described target acquisition tasks.
11. devices as claimed in claim 10, is characterized in that, described collecting unit comprises:
Start performance element, when entering the region of the described target acquisition tasks of described startup when described terminal,Start and carry out described target acquisition tasks;
Data acquisition unit, for gathering described destination path in the process of carrying out described target acquisition tasksRoad data;
Finish performance element, when entering the region of the described target acquisition tasks of described end when described terminal,Stop carrying out described target acquisition tasks.
12. devices as claimed in claim 11, is characterized in that, described data acquisition unit comprises:
Station acquisition unit, for obtain the positional information of described terminal according to the first predeterminated frequency, and from obtainingIn the positional information of the described terminal of getting, select at least one position, collection point;
Road condition acquiring unit, takes described terminal at least for calling picture pick-up device according to the second predeterminated frequencyThe road conditions of position, a collection point.
13. devices as claimed in claim 12, is characterized in that, also comprise:
Computing unit, in the time often getting a positional information of described terminal according to the first predeterminated frequency,Calculate the minimum range between each location point in accessed positional information and described destination path;
Depart from Tip element, if exceed the default threshold value that departs from for described minimum range, output information.
14. devices as described in claim 11-13 any one, is characterized in that, also comprise:
Data upload unit, for uploading onto the server the road data of the described destination path collecting.
15. 1 kinds of terminals, is characterized in that, comprise the data acquisition as described in claim 8-14 any oneDevice.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108282739A (en) * | 2017-01-06 | 2018-07-13 | 北京四维图新科技股份有限公司 | Geographic information data acquisition method, apparatus and system |
| CN108932331A (en) * | 2018-07-05 | 2018-12-04 | 腾讯科技（深圳）有限公司 | A kind of map data updating method, apparatus and system |
| CN108932331B (en) * | 2018-07-05 | 2020-12-04 | 腾讯科技（北京）有限公司 | Map data updating method, device and system |
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| CN115053279A (en) * | 2020-02-04 | 2022-09-13 | 松下知识产权经营株式会社 | Driving assistance device, vehicle, and driving assistance method |
| CN115053279B (en) * | 2020-02-04 | 2023-10-20 | 松下知识产权经营株式会社 | Driving support device, vehicle, and driving support method |
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